Box forming machine



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Nov. 19, 1963 w. JONES ETAL BOX FORMING MACHINE '50 Sheets-Sheet 3 Filed Dec. 12, 1961 INVENTORS.

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Nov. 19, 1963 w. JONES ETAL 3,111,065

BOX FORMING MACHINE Filed Dec. 12, 1961 50 Sheets-Sheet 9 INVENTORS.

Nov. 19, 1963 w. JONES ETAL BOX FORMING MACHINE 30 Sheets-Sheet 10 Filed Dec. 12, 1961 Nov. 19, 1963 w. Jo1-1Es ETAL 3,111,065

BOX FORMING MACHJBNE Filed Dec. 12, 1961 30 Sheets-Sheet 11 IN V EN TORS nrrof sys,

Nov. 19, 1963 w. JONES ETAL 3,111,065

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Nov. 19, 1963 w. JONES ETAL 3,111,065

BOX FORMING MACHINE Filed Dec. 12, 1961 30 Sheets-Sheet 13 A TTOZNE Y5.

Nov. 19, 1963 w. JONES ETAL BOX FORMING MACHINE 3O Sheets-Sheet 14 Filed Dec. 12, 1961 INVENTORS.

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BOX FORMING MACHINE Filed Dec. 12, 1961 30 Sheets-Sheet 15 Nov. 19, 1963 w. JONES ETAL BOX FORMING MACHINE 3O Sheets-Sheet 16 Filed Dec. 12, 1961 IN V EN TOR5.

Nov. 19, 1963 w. JONES ETAL BOX FORMING MACHINE 50 Sheets-Sheet 17 Filed Dec. 12, 1961 ATrozAl Nov. 19, 1963 w. JONES ETAL.

BOX FORMING MACHINE 50 Sheets-Sheet 18 Filed Dec. 12, 1961 i ppml-lllmllllllm IIIII Nov. 19, 1963 w. JONES ETAL BOX FORMING MACHINE 30 Sheets-Sheet 19 Filed Dec. 12, 1961 INVENTOKQ'.

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1. A BOX FORMING MACHINE FOR ERECTING BOXES FORMED FROM FLAT PRE-CUT SHEET BLANKS, SAID BLANKS COMPRISING A BOTTOM PANEL HAVING OPPOSED PAIRS OF WALL PORTIONS, TWO OF THE OPPOSED WALL PORTIONS OF THE BLANK INCLUDING FEMALE LOCKING SLITS, THE TWO ADJACENT WALL PORTIONS OF THE BLANK INCLUDING MALE LOCKING TABS ADAPTED TO BE INSERTED INTO THE SAID FEMALE SLITS TO LOCK THE WALLS OF THE BOX IN ERECTED POSITION, SAID BOX FORMING MACHINE COMPRISING, A FIRST STAGE CONVEYER FOR FEEDING SAID BLANKS INDIVIDUALLY INTO SAID BOX FORMING MACHINE, A FIRST FORMING STATION HAVING RECIPROCATING MANDREL MEANS ADAPTED TO IMPRESS A FIRST PAIR OF SCORE LINES IN SAID BLANK, THEREBY TO DELINEATE AND PARTIALLY ERECT A FIRST PAIR OF OPPOSED WALLS FROM THE BLANK, A RECIPROCATING POSITIONING MECHANISM DISPOSED ADJACENT THE FIRST STAGE CONVEYOR, SAID MECHANISM HAVING A FIRST PUSHER ADAPTED TO POSITION SAID BLANK LONGITUDINALLY WITH RESPECT TO THE FIRST FORMING STATION, A SECOND FORMING STATION HAVING RECIPROCATING MANDREL MEANS ADAPTED TO IMPRESS A SECOND PAIR OF SCORE LINES IN THE BLANK, THEREBY TO DELINEATE AND PARTIALLY ERECT A SECOND PAIR OF OPPOSED WALLS FROM SAID BLANK, SAID RECIPROCATING POSITIONING MECHANISM HAVING A SECOND PUSHER MOVABLE IN UNISON WITH SAID FIRST PUSHER AND ADAPTED TO ADVANCE THE PARTIALLY ERECTED BLANK FROM THE FIRST FORMING STATION TO THE SECOND FORMING STATION, AND MEANS ADAPTED TO COMPLETELY ERECT SAID OPPOSED PAIRS OF WALLS AND CONCURRENTLY TO INSERT SAID MALE LOCKING TABS INTO SAID FEMALE LOCKING SLITS, THEREBY TO LOCK THE SAID WALLS IN ERECTED POSITION. 